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The door lock circuit of the elevator hall is part of the safety circuit
24 Dec 2018Regardless of the cable and its installation method, it is difficult to avoid short circuit between the wire and the wire due to the falling object, metal corrosion, aging of the wire insulation, etc. during the use of the elevator, and the short cir...
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Adjustment methods of the elevator hall door
14 Dec 20181. Use dust removal equipment to remove dust and debris from the elevator hall door, and use a 300-400 mesh sandpaper to grind the slide rail to reduce friction. 2. Correct the gaps according to the regulations: the gap between the elevator hall door...
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The use and maintenance of the elevator wire rope
08 Dec 2018The use and maintenance of the elevator wire rope is effective maintenance of the wire rope after the installation of the elevator. The maintenance and replacement are mainly carried out from the following four aspects to ensure the safe use of the e...
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The elevator wire rope is mainly used in the indoor elevator shaft
30 Nov 2018The structure of the steel wire rope has an important influence on the fatigue resistance of the steel wire rope. Generally, the surface contact wire rope is in contact with the steel wire rope, and the wire contact wire rope is in contact with the s...
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Extend the service life of elevator wire ropes
24 Nov 2018Fatigue is one of the main reasons for the occurrence of more broken wires inside the elevator wire rope. The broken wire of the elevator wire rope around the moving part of the traction sheave is the result of the joint action of bending fatigue and...
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How to select the wire rope for the elevator
16 Nov 2018The safety factor of the elevator depends partly on the safety factor of the traction wire rope. There are two static and dynamic loads in the wire rope. However, the main service life of the wire rope is static load. In practical applications, only ...
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Quality of the wire rope will affect the safety of the elevator operation
10 Nov 2018The wire rope for the elevator mainly refers to the trawling wire rope, and the traction rope bears the entire weight of the elevator, and is unidirectional or alternating bending around the wheel, the guide wheel or the reverse sheave in the elevato...
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How to check the elevator pit
01 Nov 2018The maintenance personnel wait for the ladder at the entrance of the lowest floor, and set up obstacles to prevent the personnel from approaching. After the elevator opens, the elevator will be called to the highest floor. After the elevator stops at...
